Corylus colurna
Common Name(s):
- Description
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Turkish Hazel is a large deciduous tree with edible fruits in the beech family. It is drought tolerant once established and works well in urban spaces makes an excellent lawn shade or street tree.
Insects, Diseases, and Other Plant Problems: No serious problems.
- Cultivars / Varieties:
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- Tags:
- Cultivars / Varieties:
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- Tags:
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Attributes:
- Genus:
- Corylus
- Species:
- colurna
- Family:
- Betulaceae
- Life Cycle:
- Woody
- Country Or Region Of Origin:
- Europe to Iran
- Wildlife Value:
- Nuts are enjoyed by small mammals.
- Edibility:
- Nuts can be roasted and eaten but are often left for small mammals.
- Dimensions:
- Height: 40 ft. 0 in. - 80 ft. 0 in.
- Width: 30 ft. 0 in. - 50 ft. 0 in.
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Whole Plant Traits:
- Plant Type:
- Edible
- Tree
- Woody Plant Leaf Characteristics:
- Deciduous
- Habit/Form:
- Dense
- Horizontal
- Maintenance:
- Low
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Cultural Conditions:
- Light:
- Full sun (6 or more hours of direct sunlight a day)
- Partial Shade (Direct sunlight only part of the day, 2-6 hours)
- Soil Drainage:
- Occasionally Dry
- Usda Plant Hardiness Zone:
- 4a, 4b, 5a, 5b, 6a, 6b, 7a, 7b
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Fruit:
- Fruit Value To Gardener:
- Edible
- Fruit Type:
- Nut
- Fruit Description:
- Edible nuts have spiny hairy husks and appear in clusters of 3-6. Nut litter can be a problem in hardscaped areas.
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Flowers:
- Flower Color:
- Gold/Yellow
- Flower Inflorescence:
- Catkin
- Insignificant
- Flower Bloom Time:
- Spring
- Flower Size:
- < 1 inch
- Flower Description:
- Early spring male flowers are yellow and though not showy individually clustered together give some interest to the March landscape. Female catkins are insignificant.
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Leaves:
- Woody Plant Leaf Characteristics:
- Deciduous
- Leaf Color:
- Green
- Leaf Feel:
- Glossy
- Deciduous Leaf Fall Color:
- Gold/Yellow
- Insignificant
- Leaf Type:
- Simple
- Leaf Shape:
- Obovate
- Ovate
- Leaf Margin:
- Denticulate
- Hairs Present:
- Yes
- Leaf Length:
- 3-6 inches
- Leaf Description:
- 5" long bright green glossy leaves with hairy veins on the underside. Fall color is unremarkable yellow.
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Bark:
- Bark Color:
- Dark Brown
- Dark Gray
- Orange
- Surface/Attachment:
- Exfoliating
- Spongy
- Bark Description:
- Gray brown mottled and corky bark has an orange-brown inner bark.
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Stem:
- Stem Is Aromatic:
- No
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Landscape:
- Landscape Location:
- Lawn
- Naturalized Area
- Landscape Theme:
- Edible Garden
- Design Feature:
- Shade Tree
- Street Tree
- Resistance To Challenges:
- Drought
- Urban Conditions
- Problems:
- Messy
